3421109 has 2 divisors, whose sum is σ = 3421110. Its totient is φ = 3421108.

The previous prime is 3421091. The next prime is 3421151. The reversal of 3421109 is 9011243.

Together with previous prime (3421091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3073009 + 348100 = 1753^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 3421109 - 2¹² = 3417013 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710554 + 1710555.

It is an arithmetic number, because the mean of its divisors is an integer number (1710555).

Almost surely, 2^3421109 is an apocalyptic number.

It is an amenable number.

3421109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421109 is an equidigital number, since it uses as much as digits as its factorization.

3421109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 3421109 is about 1849.6240158475. The cubic root of 3421109 is about 150.6800088906.

The spelling of 3421109 in words is "three million, four hundred twenty-one thousand, one hundred nine".